Evolutionary BiologySinauer Associates, 1986 - 600 pagine Covers the genetic, developmental, and ecological mechanisms of evolutionary change, the major features of evolutionary history as revealed by phylogenetic and paleontological studies, and material on adaptation, molecular evolution, co-evolution, and human evolution. |
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Pagina 32
... adaptive radiation Beginning with Darwin , biologists have invoked competition as an important force affecting the diversification of species . On the one hand , competitors may prevent a species from evolving to use a particular ...
... adaptive radiation Beginning with Darwin , biologists have invoked competition as an important force affecting the diversification of species . On the one hand , competitors may prevent a species from evolving to use a particular ...
Pagina 368
... adaptive radiation . Cope's rule may have applied to elephants in general , but dwarf forms evolved in several elephant lineages , and reversals in the structure of the teeth accompanied the change in body size in each instance ( Maglio ...
... adaptive radiation . Cope's rule may have applied to elephants in general , but dwarf forms evolved in several elephant lineages , and reversals in the structure of the teeth accompanied the change in body size in each instance ( Maglio ...
Pagina 398
... adaptive radiations ; for example , numerous families of ammonoids appear to have evolved within perhaps only 7 or 8 ... radiation of this order into deer , pigs , camels , antelopes , and other forms . Rates of evolution of single ...
... adaptive radiations ; for example , numerous families of ammonoids appear to have evolved within perhaps only 7 or 8 ... radiation of this order into deer , pigs , camels , antelopes , and other forms . Rates of evolution of single ...
Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
EVOLUTION SINCE THE SYNTHESIS | 13 |
ADAPTATION AND ENVIRONMENT | 19 |
Copyright | |
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adaptive adaptive radiation allele frequency allozyme Amer amino acid ancestor animals average behavior biological birds bristle number caused cells Chapter characters chromosome cladistic coefficient coevolution competition copies correlated deleterious developmental differentiation distribution divergence Dobzhansky Drosophila melanogaster ecological effect environment environmental enzyme equilibrium evidence evolutionary change evolved example extinction rate factors favor females Figure fitness fossil record function Futuyma gametes gene conversion gene flow gene frequencies genetic drift genetic variation genome genotypes geographic groups habitats heritability heterozygotes heterozygous higher taxa homozygotes homozygous host human hybrid inbreeding increase individual insects interactions Lewontin linkage disequilibrium loci locus males mammals mating mechanisms molecular morphological mutation natural selection nucleotide occur offspring organisms pairs parasites pattern phenotype phylogenetic phylogeny plants polymorphism predators prey proteins pseudogenes random recombination relative reproductive isolation sequence sexual similar speciation structure survival sympatric taxon theory tion trait transposable elements variable variance